package com.zmc.common.utils.redis;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.data.redis.core.BoundSetOperations;
import org.springframework.data.redis.core.HashOperations;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.ValueOperations;
import org.springframework.data.redis.core.script.DefaultRedisScript;
import org.springframework.data.redis.core.script.RedisScript;
import org.springframework.stereotype.Component;

import java.util.*;
import java.util.concurrent.TimeUnit;

/**
 * spring redis 工具类
 *
 * @author zmc*/
@SuppressWarnings(value = {"unchecked", "rawtypes"})
@Component
public class RedisCache {

    @Autowired
    public RedisTemplate redisTemplate;

    @Autowired
    @Qualifier("redisUnLock")
    private RedisScript<String> redisUnLock;


    /**
     * 缓存基本的对象，Integer、String、实体类等
     *
     * @param key   缓存的键值
     * @param value 缓存的值
     */
    public <T> void setCacheObject(final String key, final T value) {
        redisTemplate.opsForValue().set(key, value);
    }

    /**
     *
     *
     * @param key   缓存的键值
     * @param value 缓存的值
     * @param timeout 超时时间
     * @param unit 时间类型
     * @return boolean true:设置成功，false：失败
     */
    public <T> boolean tryLock(final String key, final T value, long timeout, TimeUnit unit) {
        return Boolean.TRUE.equals(redisTemplate.opsForValue().setIfAbsent(key, value, timeout, unit));
    }

    /**
     *
     *
     * @param key   缓存的键值
     * @param value 缓存的值
     */
    public <T> void unLock(final String key, final T value) {
        redisTemplate.execute(redisUnLock, Collections.singletonList(key), value);
    }


    /**
     *
     *
     * @param key   缓存的键值
     * @param value 缓存的值
     * @param timeout 超时时间
     * @param unit 时间类型
     * @return boolean true:设置成功，false：失败
     */
    public <T> boolean setCacheIfAbsent(final String key, final T value, long timeout, TimeUnit unit) {
        return Boolean.TRUE.equals(redisTemplate.opsForValue().setIfAbsent(key, value, timeout, unit));
    }

    /**
     *
     *
     * @param key   缓存的键值
     * @param value 缓存的值
     * @param timeout 超时时间
     * @param unit 时间类型
     * @return boolean true:设置成功，false：失败
     */
    public <T> boolean setCacheIfPresent(final String key, final T value, long timeout, TimeUnit unit) {
        return Boolean.TRUE.equals(redisTemplate.opsForValue().setIfPresent(key, value, timeout, unit));
    }

    public <T> Long execute(String script, List<String> keys, String value) {
        return (Long)redisTemplate.execute(new DefaultRedisScript(script, Long.class), keys, value);
    }

    /**
     * 缓存基本的对象，Integer、String、实体类等
     *
     * @param key      缓存的键值
     * @param value    缓存的值
     * @param timeout  时间
     * @param timeUnit 时间颗粒度
     */
    public <T> void setCacheObject(final String key, final T value, final Integer timeout, final TimeUnit timeUnit) {
        redisTemplate.opsForValue().set(key, value, timeout, timeUnit);
    }

    /**
     * 设置有效时间
     *
     * @param key     Redis键
     * @param timeout 超时时间
     * @return true=设置成功；false=设置失败
     */
    public boolean expire(final String key, final long timeout) {
        return expire(key, timeout, TimeUnit.SECONDS);
    }

    /**
     * 设置有效时间
     *
     * @param key     Redis键
     * @param timeout 超时时间
     * @param unit    时间单位
     * @return true=设置成功；false=设置失败
     */
    public boolean expire(final String key, final long timeout, final TimeUnit unit) {
        return redisTemplate.expire(key, timeout, unit);
    }

    /**
     * 获取有效时间
     *
     * @param key Redis键
     * @return 有效时间
     */
    public long getExpire(final String key) {
        return redisTemplate.getExpire(key);
    }

    /**
     * 判断 key是否存在
     *
     * @param key 键
     * @return true 存在 false不存在
     */
    public Boolean hasKey(String key) {
        return redisTemplate.hasKey(key);
    }

    /**
     * 获得缓存的基本对象。
     *
     * @param key 缓存键值
     * @return 缓存键值对应的数据
     */
    public <T> T getCacheObject(final String key) {
        ValueOperations<String, T> operation = redisTemplate.opsForValue();
        return operation.get(key);
    }

    /**
     * 删除单个对象
     *
     * @param key
     */
    public boolean deleteObject(final String key) {
        return redisTemplate.delete(key);
    }

    /**
     * 删除集合对象
     *
     * @param collection 多个对象
     * @return
     */
    public boolean deleteObject(final Collection collection) {
        return redisTemplate.delete(collection) > 0;
    }

    /**
     * 缓存List数据
     *
     * @param key      缓存的键值
     * @param dataList 待缓存的List数据
     * @return 缓存的对象
     */
    public <T> long setCacheList(final String key, final Long dataList) {
        Long count = redisTemplate.opsForList().rightPushAll(key, dataList);
        return count == null ? 0 : count;
    }

    public <T> long setCacheList(final String key, final T value) {
        Long count = redisTemplate.opsForList().leftPush(key, value);
        return count == null ? 0 : count;
    }

    public <T> long removeCacheList(final String key, final T value) {
        Long count = redisTemplate.opsForList().remove(key, 1, value);
        return count == null ? 0 : count;
    }

    /**
     * 获得缓存的list对象
     *
     * @param key 缓存的键值
     * @return 缓存键值对应的数据
     */
    public <T> List<T> getCacheList(final String key) {
        return redisTemplate.opsForList().range(key, 0, -1);
    }

    public  <T> boolean listContainsValue(final String key , T value) {
        return redisTemplate.opsForList().indexOf(key, value) >= 0;
    }

    public  Long getCacheListSize(final String key) {
        return redisTemplate.opsForList().size(key);
    }

    public List<String> getCachePageList(final String key, int left, int right) {
        return redisTemplate.opsForList().range(key, left, right);
    }

    /**
     * 缓存Set
     *
     * @param key     缓存键值
     * @return 缓存数据的对象
     */
    public <T> BoundSetOperations<String, T> setCacheSet(final String key, T value) {
        BoundSetOperations<String, T> setOperation = redisTemplate.boundSetOps(key);
        setOperation.add(value);
        return setOperation;
    }

    public <T> BoundSetOperations<String, T> removeCacheSet(final String key, T value) {
        BoundSetOperations<String, T> setOperation = redisTemplate.boundSetOps(key);
        setOperation.remove(value);
        return setOperation;
    }

    /**
     * 获得缓存的set
     *
     * @param key
     * @return
     */
    public <T> Set<T> getCacheSet(final String key) {
        return redisTemplate.opsForSet().members(key);
    }

    /**
     * 缓存Map
     *
     * @param key
     * @param dataMap
     */
    public <T> void setCacheMap(final String key, final Map<String, T> dataMap) {
        if (dataMap != null) {
            redisTemplate.opsForHash().putAll(key, dataMap);
        }
    }

    public Long getCacheMapSize(final String key) {
        return redisTemplate.opsForHash().size(key);
    }

    /**
     * 获得缓存的Map
     *
     * @param key
     * @return
     */
    public <T> Map<String, T> getCacheMap(final String key) {
        return redisTemplate.opsForHash().entries(key);
    }

    public List<String> getCacheMapMulti(final String key, List<String> values) {
        return redisTemplate.opsForHash().multiGet(key, values);
    }

    /**
     * 往Hash中存入数据
     *
     * @param key   Redis键
     * @param hKey  Hash键
     * @param value 值
     */
    public <T> void setCacheMapValue(final String key, final String hKey, final T value) {
        redisTemplate.opsForHash().put(key, hKey, value);
    }

    /**
     * 往Hash中存入数据
     *
     * @param key   Redis键
     * @param hashKeys  Hash键
     */
    public <T> void removeCacheMapValue(final String key, Object... hashKeys) {
        redisTemplate.opsForHash().delete(key,hashKeys);
    }

    /**
     * 获取Hash中的数据
     *
     * @param key  Redis键
     * @param hKey Hash键
     * @return Hash中的对象
     */
    public <T> T getCacheMapValue(final String key, final String hKey) {
        HashOperations<String, String, T> opsForHash = redisTemplate.opsForHash();
        return opsForHash.get(key, hKey);
    }

    /**
     * 获取多个Hash中的数据
     *
     * @param key   Redis键
     * @param hKeys Hash键集合
     * @return Hash对象集合
     */
    public <T> List<T> getMultiCacheMapValue(final String key, final Collection<Object> hKeys) {
        return redisTemplate.opsForHash().multiGet(key, hKeys);
    }

    /**
     * 删除Hash中的某条数据
     *
     * @param key  Redis键
     * @param hashKeys Hash键
     * @return 是否成功
     */
    public boolean deleteCacheMapValue(final String key, Object... hashKeys) {
        return redisTemplate.opsForHash().delete(key, hashKeys) > 0;
    }

    /**
     * 获得缓存的基本对象列表
     *
     * @param pattern 字符串前缀
     * @return 对象列表
     */
    public Collection<String> keys(final String pattern) {
        return redisTemplate.keys(pattern);
    }
}
